21314271

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 31715712

約数和(自身を除く): 10401441

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 781, 827, 2343, 2481, 8591, 9097, 25773, 27291, 58717, 100067, 176151, 300201, 645887, 1937661, 7104757, 21314271]

約数ペア:

[(1, 21314271), (3, 7104757), (11, 1937661), (33, 645887), (71, 300201), (121, 176151), (213, 100067), (363, 58717), (781, 27291), (827, 25773), (2343, 9097), (2481, 8591)]